32K Bytes Common IC Chip Manufacturers ATMEGA32-AU AVR 8 Bit Microcontroller

32K Bytes Common IC Chip Manufacturers ATMEGA32-AU AVR 8 Bit Microcontroller

ATMEGA32-AU 8-bit AVR Microcontroller with 32K Bytes In-System Programmable Flash

FEATURES

High-performance, Low-power AVR® 8-bit Microcontroller

• In-System Programming by On-chip Boot Program

• True Read-While-Write Operation – Programming Lock for Software Security

• JTAG (IEEE std. 1149.1 Compliant) Interface – Boundary-scan Capabilities According to the JTAG Standard – Extensive On-chip Debug Support – Programming of Flash, EEPROM, Fuses, and Lock Bits through the JTAG Interface

• Peripheral Features – Two 8-bit Timer/Counters with Separate Prescalers and Compare Modes – One 16-bit Timer/Counter with Separate Prescaler, Compare Mode, and Capture Mode – Real Time Counter with Separate Oscillator – Four PWM Channels – 8-channel, 10-bit ADC

• 8 Single-ended Channels

• Advanced RISC Architecture – 131 Powerful Instructions – Most Single-clock Cycle Execution – 32 x 8 General Purpose Working Registers – Fully Static Operation – Up to 16 MIPS Throughput at 16 MHz – On-chip 2-cycle Multiplier

• High Endurance Non-volatile Memory segments – 32K Bytes of In-System Self-programmable Flash program memory – 512 Bytes EEPROM – 1K Byte Internal SRAM – Write/Erase Cycles: 10,000 Flash/100,000 EEPROM – Data retention: 20 years at 85°C/100 years at 25°C(1) – Optional Boot Code Section with Independent Lock Bits

• 7 Differential Channels in TQFP Package Only

• 2 Differential Channels with Programmable Gain at 1x, 10x, or 200x – Byte-oriented Two-wire Serial Interface – Programmable Serial USART – Master/Slave SPI Serial Interface – Programmable Watchdog Timer with Separate On-chip Oscillator – On-chip Analog Comparator

• Special Microcontroller Features – Power-on Reset and Programmable Brown-out Detection – Internal Calibrated RC Oscillator – External and Internal Interrupt Sources – Six Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby and Extended Standby

• I/O and Packages – 32 Programmable I/O Lines – 40-pin PDIP, 44-lead TQFP, and 44-pad QFN/MLF

• Operating Voltages – 2.7 - 5.5V for ATmega16A

• Speed Grades – 0 - 16 MHz for ATmega16A

• Power Consumption @ 1 MHz, 3V, and 25°C for ATmega16A – Active: 0.6 mA – Idle Mode: 0.2 mA – Power-down Mode: < 1µA

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